Home / 58,913.04-81,301.35-33,421.11

Finding the Fourth Proportional to 58,913.04, 81,301.35 and 33,421.11

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Solution

The fourth proportional to 58,913.04, 81,301.35 and 33,421.11 is: 46,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,913.04 : 81,301.35 = 33,421.11 : x
  2. Step 2: Convert to fraction form
    58,913.04/81,301.35 = 33,421.11/x
  3. Step 3: Cross multiply
    58,913.04x = 81,301.35 × 33,421.11
  4. Step 4: Simplify right side
    58,913.04x = 2,717,181,361.50
  5. Step 5: Solve for x
    x = 2,717,181,361.50/58,913.04
  6. Step 6: Final answer
    x = 46,121.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.